Philadelphia International in October 2023

84.7%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In October 2023, reporting carriers scheduled 8,449 domestic departures from Philadelphia International (PHL). 84.7% left less than 15 minutes late and 85.6% reached their destination on time; 0.2% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so PHL departures were 0.9 points above the national departure figure.

Flights arriving at PHL that month were on time 85.0% of the time (8,444 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 53%, air carrier 34% and national aviation system 12%.

On time 85.6%
Arrived 15+ minutes late 14.0%
Cancelled 0.2%
Diverted 0.2%

Every scheduled departure from PHL in October 2023, judged by arrival at the destination.

October 2023 against a year earlier, the airport's year and the nation

Measure	Oct 2023	Year earlier	PHL, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	84.7%	—	74.1%	83.8%
Arrived on time	85.6%	—	73.4%	84.0%
Cancelled	0.2%	—	2.7%	0.4%
Average departure delay (late minutes only)	12.2 min	—	20.2 min	11.0 min
Scheduled departures a day	282	—	276	19,966
Scheduled departures	8,449	—	100,793	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	4,092	48%	85.1%	1.7 min	0.0%
F9 Frontier Airlines	1,095	13%	75.4%	9.3 min	1.4%
OH PSA Airlines	706	8%	87.7%	-2.5 min	0.0%
DL Delta Air Lines	545	6%	96.0%	-11.0 min	0.0%
YX Republic Airline	541	6%	94.3%	-8.1 min	0.0%
WN Southwest Airlines	505	6%	84.0%	-2.0 min	0.0%
NK Spirit Airlines	452	5%	83.8%	-1.7 min	0.9%
UA United Airlines	375	4%	93.1%	-8.2 min	0.0%
B6 JetBlue Airways	76	1%	81.6%	5.8 min	0.0%
AS Alaska Airlines	62	1%	90.3%	-5.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PHL–ATL	Philadelphia to Atlanta	566	89.2%	-4.2 min	0.0%
PHL–MCO	Philadelphia to Orlando	554	82.5%	1.0 min	1.6%
PHL–BOS	Philadelphia to Boston	429	81.4%	7.0 min	0.0%
PHL–CLT	Philadelphia to Charlotte	366	84.2%	3.4 min	0.5%
PHL–ORD	Philadelphia to Chicago	361	88.6%	-3.4 min	0.0%
PHL–DFW	Philadelphia to Dallas/Fort Worth	303	81.8%	-0.9 min	1.0%
PHL–MIA	Philadelphia to Miami	288	81.6%	-0.3 min	0.0%
PHL–DEN	Philadelphia to Denver	275	80.7%	4.4 min	0.0%
PHL–BNA	Philadelphia to Nashville	268	85.4%	-0.9 min	0.4%
PHL–DTW	Philadelphia to Detroit	260	90.4%	-7.1 min	0.0%
PHL–TPA	Philadelphia to Tampa	225	83.6%	3.4 min	0.0%
PHL–LAX	Philadelphia to Los Angeles	220	84.5%	-2.1 min	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	34.3%	41.3%	30,041
Late-arriving aircraft	53.1%	40.5%	46,529
National Aviation System	11.9%	14.4%	10,387
Extreme weather	0.7%	3.7%	626
Security	0.0%	0.2%	32

87,615 delay minutes on 1,185 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left PHL on time in October 2023?

84.7% of 8,449 scheduled domestic departures left less than 15 minutes late, and 85.6% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for October 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for PHL · methodology · corrections.